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Result of Orionids 2006

In 2006, the high activity was observed. Since solar longitude(λo) 208°, the activity level was over 1.0. The peak was around λo280°.05. Although some calculated data shows higher activity, it seems that they are error data.

Activity Level (using worldwide data)

Orionids Activity Level Graph

Observed Peaks

Time(UT) Solar Long. Activity Level
Oct.20th 22h 207°.300 1.86 ± 0.60

Estimated Compornents of ηAquarids activity

Comp.Code Peak Time(UT) Solar Long. A(max) FWHM(hr)
ORI06C01 Oct.21st 16h30m 208°046 1.0 -30.0 / +54.0

Parameter

  • Radiant : α = 95°, δ = +16°
  • Radian Elevation : 20° < h
  • Using data within ± 0.75 σ in all observed data.

Reference

  • Structure of meteor activity is estimated by "Lorentz profile".
  • Observed data provided by RMOJ and RMOB